Sustainability in mining isn't an option—it's a necessity for our future.
The truth is, we know so little about life, we don't really know what the good news is and what the bad news is.
Humility is a strength, not a weakness, in leadership.
The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.
The only limits that exist are the ones you place on yourself.
解决问题的最好方法就是找到一种让它变得无关紧要的方法。